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ScanMaster

Repair PDF

Beta

Recover readable pages from a damaged or partially-downloaded PDF.

Best-effort structural recovery: pages that can be parsed are rebuilt. Severely truncated files may still lose content.
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About Repair PDF

The job of Repair PDF is narrow on purpose: recover readable pages from a damaged or partially-downloaded PDF. It takes PDF and produces PDF. What it does today: best-effort structural recovery: pages that can be parsed are rebuilt.

Useful when the job is getting readable pages back out of a damaged file and you would rather not install software, join a queue or hand the file to a stranger.

How to use Repair PDF in 3 steps

  1. Start by dropping the PDF you want to work on; the limit is 100 MB per file.
  2. There is nothing to configure for Repair PDF — the repair pass reads the file structure itself.
  3. Press Repair PDF and download the PDF result.

What you get with Repair PDF

  • Nothing to configure — drop the file and press the button
  • Honest scope: best-effort structural recovery: pages that can be parsed are rebuilt.
  • Runs in your browser — the file is never uploaded
  • Free to use, with no signup and no account
  • No watermark or logo added to your output
  • Works on desktop and mobile, no install

Repair PDF: questions

What can't Repair PDF do?
Best-effort structural recovery: pages that can be parsed are rebuilt. Severely truncated files may still lose content. That limit is stated on the page and in the alert above the tool, not buried in a footnote.
Will it work on a phone?
Yes. The layout adapts to a small screen and the processing runs in the mobile browser, so a photo or a downloaded document can be handled on the device it arrived on.
Why is it free?
Because the expensive part — the server farm — does not exist. Processing runs on your device, so the site can stay free without a signup wall in front of it or an upsell in the middle of a job.
Which file types does Repair PDF accept?
The drop area takes PDF. Files are read from your device in the browser, so the format has to be one a browser can decode — that is why the accepted list on this page is finite and honest rather than "everything".